| Label | Id | |
|---|---|---|
| 2-amino-6-sulfonaphthalene | 20700 | |
| 2-amino-6-naphthylsulfonic acid | 20700 | |
| Broenner-Saeure | 20700 | |
| 2-naphthylamine-6-sulfonic acid | 20700 | |
| 6-amino-2-naphthalenesulfonic acid | 20700 | |
| 6-aminonaphthalene-2-sulphonic acid | 20700 | |
| 6-naphthylamine-2-sulphonic acid | 20700 | |
| Broenner's acid | 20700 |